Service Manual

Replacing the wireless card
NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After
working inside your computer. For more safety best practices, see the Regulatory Compliance home page at
www.dell.com/regulatory_compliance.
Procedure
CAUTION:
To avoid damage to the wireless card, do not place any cables under it.
1. Connect the antenna cables to the wireless card.
The following table provides the antenna-cable color scheme for the wireless card supported by your computer.
Table 2. Antenna-cable color scheme
Connectors on the wireless card Antenna-cable color
Main (white triangle) White
Auxiliary (black triangle) Black
2. Align the notch on the wireless card with the tab on the wireless-card slot and insert the wireless card at an angle into the wireless-
card slot.
3. Align the screw hole of the wireless-card bracket to the screw hole on the system board.
4. Replace the screw (M2x4) that secures the wireless-card bracket to the wireless card and the system board.
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54 Replacing the wireless card